<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
    </head>
    <body>
        <a href="/day15/img/1.jpg">图片</a>
        <a href="/day15/img/1.mp4">视频</a>

        <hr>
        <a href="/day15/downloadServlet?filename=九尾狐.jpg">图片</a>
        <a href="/day15/downloadServlet?filename=1.mp4">视频</a>
    </body>
</html>